public ConfirmationPage(ObservableCollection <Item> OrderedItems)
        {
            InitializeComponent();
            var pageModel = new ConfirmationPageModel(this.Navigation, OrderedItems);

            this.BindingContext = pageModel;
        }
 public ConfirmationPageViewModel(ConfirmationPageModel currentPage) : base(currentPage)
 {
     _currentPage = currentPage;
 }